对二氯苯价格

谁是宋岳庭 doesn't need和 needn't的分别 need什么时候是情态动词,什么时候是行为动词,怎么区分? 关于need的用法：什么时候用它的情态动词,什么时候用实意动词? do you like the summer holidays or the winter holidays? 根据实际情况回答问题：1.Do you like the summer holiday or the winter holidays? take for granted是什么意思啊? take it for granted 有几个意思?详细权威PLEASE take it for granted有没有take it as granted 什么样的材料是导磁材料,有何特性 导磁材料请问哪些材料导磁比好的? 什么材料的导磁性比较好?属于软磁材料 影响导磁材料特性的因素有哪些? 请问阻碍磁场材料、导磁材料都是什么如题,什么材料能阻碍磁力线通过,磁阻非常大?什么材料能够导磁,磁阻非常小?什么金属材料对于磁场来讲象空气一样,丝毫没有影响? "I only can speak English"对吗? So,I only can use english to speak with you.怎么翻译 take it for granted是什麽意思 He can speak only ( ) ( ) [一点点] English根据汉语提示完成句子 7 there are about twenty students in the computer room .mr.johnson is stanging_them.7 there are about twenty students in the computer room .mr.johnson is stanging_them.A between B in C around D among8on his birthday they had a party _.A at peter 's h 用所给单词的适当形式填空 there are about twenty－－－－－（monkey）in the zoo twenty,computers,are,there,computer,room,in,the（连词成句） take for grant 和 take for granted 有什么区别? Don't take it for grant that she waits you forever! In the book___some fun facts about the world.A .have B has C is D are 选哪个?原因? 修改错误You must wait the green light when you want to cross the road.____ You can cross the street at a green light and you must stop at a red light. You can cross the street at a （）light and you must（）at a red light.不可能是red 分析句子成分 When we cross the street,we must pay attention to the light. 分析句子成分,When we cross the street,we must pay attention to the light. there are two (thousand)____people in the room There are __ people in the meeting room.A.a great manyof B.had covered C.a great many D.covers take with ,take for ,take to 的意思以及用法